Litter box top canopy



FIG. 1 is a front elevation view of a litter box top canopy showing mynovel design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a right side elevation view thereof, of which the left side isa mirror image;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a perspective view thereof; and,

FIG. 7 is an exploded perspective view of FIG. 6 including anenvironmental litter box.

The broken lines on FIG. 7 are for illustrative purposes only and arenot part of the claimed design.

The ornamental design for a litter box top canopy, as shown anddescribed.